.t<)4 /./■:/'//)()/'/ j-ih'.i. 



(Lirkcneil. till in Scdthmd this ceiiti-al Khui] ln'comes most 

 (• )nspicnoiisl\ and bcaiil it'iiUy distinct, CDiisistiiiL;' ot" two rich 

 )iurple black stripes encloaiui; .i narrower stripe of the jiale 

 jjiound colour. In this form there is variation in the j^'round 

 ilour and attendant faint lines; in the collection of Mr. V. 

 .1. Hanbury is a specimen in which tlie ofround is smooth 

 creamy-white, the fainter lines arr mostly absent. l)ut the 

 basal, first, and second lines are all purple-black stripes: in 

 that of ^Ir. S, .1. (';ip]ier is oin- of a uivyer tint which has an 

 almost complete' t-entral band Idled in with cloudy blackish- 

 <.'rey. 



On tlie wiiiL;- in April and .Ma\ : In tin- iioi-tli in May oidy. 



L\K\.\ of nioderatr liMii^th. rii^'id, rather llattened; the 

 ^••cond to the tilth se<,'nirnts haviiii,' a slif^ht lateral enlarge- 

 ment : head small, roniided. pale green : body uniformly 

 dark i^ieen with very faint indications of darker dorsal and 

 siibdor.>al lin.-s: but a conspicuous lemon oi- sulphur-yellow 

 spiraciilar stripe which is continued upon the anal ilaj) ; two 

 yellow points project from the anal segment backwards; 

 uudersurface white or whitish ; legs anil prolegs ])ale green, 

 (('has. i''enu, ) 



.^lay and •Inne on >allow of various specie^. l)ircli. alder, 

 honeysuckle, and ]K>]tlar. 



I'l I'A luoderately cylindrical and i-atliiT glossy: wing- 

 ewers but little thickened; abdominal segments gently 

 t.ipering : head-cover ])rojecting forward, ami eye-covers full ; 

 limb and antenna-covers lying close, yet well marked, and 

 finely scul|)turcd with cross-striic ; wing-covers smooth; 

 <li)rsal and abdominal >egments covered with ndnute piinc- 

 lured sculpture, except the hinder margin of each segment 

 "hicli forms a smooth b;ind or hooi); general colour red- 

 bic)wn : creniaster shortly tri.-mgular, black-brown, furnislu'd 

 behind with a pair of strong bri.stles curved outwards and 

 both hooked. In a small oval cocoon of silk and earth, on. 



